Eyes are meant to be moistured to prevent the burning and itchy feeling. This is why lubricants have their ingredients well chosen to keep the eye moist and protected as well. Some of the ingredients include dextan, glycerin, hypromellose, polyethylene, glycol 400 and carboxymethylcellulose among many others.
Dry eye vitamins and essential nutrients are good for health so you can keep your eyes alive. In other words, vitamins and nutrients from healthy foods are not only capable of maintaining good health but can also improve vision.